Barbara Saffer Books

Gifted Talented Things That Go Workbook

By Martha Cheney

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Gifted Talented Science Questions Answers Dinosaurs

By Barbara Saffer PhD, Barbara Saffer

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Backyard science experiments

By Barbara Saffer

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Simple experiments using common objects help the reader to develop critical and creative thinking skills by determining such things as whether soil or water heats up faster, and how different creat...

Henry Hudson

By Barbara Saffer

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Henry Hudson

By Barbara Saffer

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Jesse James

By Barbara Saffer

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Jesse James

By Barbara Saffer

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Shannon Holmes Private Detective

By Barbara Saffer

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Shannon Holmes Private Detective

By Barbara Saffer

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Shannon Holmes and the Case of the Missing Tiaras

By Barbara Saffer

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.